PowenKo, Android Tutorial 019-16, Dialog, PopupWindow

<?xml version="1.0" encoding="utf-8"?>
<AbsoluteLayout
android:id="@+id/widget01"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
xmlns:android="http://schemas.android.com/apk/res/android">
<TextView
android:id="@+id/poptext"
android:layout_width="225px"
android:layout_height="281px"
android:background="#123456"
android:text="This is my new PopUp Window,\n www.powenko.com"
android:textSize="18sp"
android:textColor="#ff000000"
android:layout_x="53px"
android:layout_y="44px">
</TextView>
<Button
android:id="@+id/widget41"
android:layout_width="234px"
android:layout_height="wrap_content"
android:text="OK"
android:textSize="26sp"
android:layout_x="49px"
android:layout_y="319px"
>
</Button>
</AbsoluteLayout>

res\layout\main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
 xmlns:android="http://schemas.android.com/apk/res/android"
 android:layout_width="fill_parent" android:orientation="vertical"
 android:layout_height="fill_parent"
 android:id="@+id/lnparent">
 
        <TableLayout android:layout_width="fill_parent"   android:layout_weight=".7"
                android:id="@+id/tblntarialview"
                        android:layout_height="wrap_content" android:gravity="center">
                  <Button android:text="Button" android:id="@+id/button1" android:layout_width="wrap_content" android:layout_height="wrap_content"></Button>
                  <TableRow
                        android:layout_width="wrap_content" android:paddingTop="15dip"
                        android:gravity="center" android:layout_height="wrap_content">
                       
                        <TextView  android:text="PowenKo.com" android:textColor="#ffffff"
                        android:textSize="16dip" android:textStyle="bold" android:layout_width="fill_parent" android:id="@+id/txtmain"
                         android:layout_height="wrap_content" android:layout_marginRight="5dip" />             
                       
                </TableRow>
        </TableLayout>    
</LinearLayout>

package com.powenko.Tutorial_Dialog_PopupWindow;

import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.os.Handler;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.Button;
import android.widget.PopupWindow;



public class Tutorial_Dialog_PopupWindowActivity extends Activity
{
		private Handler mHandler = new Handler(); 
		private PopupWindow pw;
		/** Called when the activity is first created. */
		Button ok;
		@Override
		public void onCreate(Bundle savedInstanceState)
		{
			super.onCreate(savedInstanceState);
			setContentView(R.layout.main);
			ok = (Button) findViewById(R.id.button1);
			ok.setOnClickListener(new View.OnClickListener()
			{
				@Override
				public void onClick(View v)
				{
				//this is the code for popup window
		
					LayoutInflater inflater = (LayoutInflater) Tutorial_Dialog_PopupWindowActivity.this.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
					//Here x is the name of the xml which contains the popup components
					pw = new PopupWindow(inflater.inflate(R.layout.popuplayout,null, false),300,400,true);
					//Here y is the id of the root component
					pw.setAnimationStyle(android.R.style.Animation_Dialog);
					 
					pw.showAtLocation(findViewById(R.id.lnparent), Gravity.CENTER, 0,0);
					
					mHandler.postDelayed(mUpdateTimeTask, 5000);
					
				}
			});
		
		}
		

	    private Runnable mUpdateTimeTask = new Runnable() {
		//  class DismissPopup implements Runnable {
		        public void run() {
		            // Protect against null-pointer exceptions
		            if (pw != null) {
		            	pw.dismiss();
		            }
		        }
        };
}

sample code:
Tutorial_Dialog_PopupWindowActivity